CN214464567U - Speed regulating mechanism of straight-line marine medium-speed diesel engine - Google Patents
Speed regulating mechanism of straight-line marine medium-speed diesel engine Download PDFInfo
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- CN214464567U CN214464567U CN202022757633.0U CN202022757633U CN214464567U CN 214464567 U CN214464567 U CN 214464567U CN 202022757633 U CN202022757633 U CN 202022757633U CN 214464567 U CN214464567 U CN 214464567U
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Abstract
The utility model discloses an in-line marine intermediate speed diesel engine speed governing mechanism, including the speed governing mechanism subassembly, control connection subassembly, pump body subassembly, the speed governing mechanism subassembly includes the speed regulator, speed regulator control connecting device, first transfer the fuel pole, the fuel stopper, the manual control rocking arm, speed regulator control connecting device is connected with speed regulator and first transfer the fuel pole respectively, the manual control rocking arm is installed in the tip of first transfer the fuel pole, pump body subassembly includes the injection pump, the fuel rack of injection pump, the pull rod, take reset spring's transfer the fuel rocking arm, the second transfers the fuel pole, speed governing mechanism subassembly and pump body subassembly pass through control connection subassembly and connect, through adjusting first transfer the fuel pole and then manual control pump body subassembly. The problem that the running state of the diesel engine cannot be manually adjusted is solved through the matching of the speed regulating mechanism assembly, the control connecting assembly and the pump body assembly, and the diesel engine control device is simple, convenient and high in applicability.
Description
Technical Field
The utility model relates to the field of machinary, especially, relate to a marine intermediate speed diesel engine speed adjustment mechanism of in-line.
Background
At present, a fuel supply system is a heart part of a diesel engine and has great influence on the dynamic property, the economy, the mechanical load, the thermal load, the working reliability and the durability of the whole engine. The fuel supply system injects proper amount of fuel into the combustion chamber in proper time and space according to the work requirement of the diesel engine, so as to form the most favorable condition of mixed gas and combustion, and meet the requirements of the diesel engine on power, torque, rotating speed, fuel consumption, starting, idling and the like. In a mechanical injection system, a speed regulating mechanism is an important component of a fuel supply system and comprises a speed regulator, a fuel regulating control connection, a fuel regulating rod system, a plunger type fuel injection pump and the like. When the rotating speed is calibrated, the speed regulator acts, the position of the rack of the fuel injection pump moves, and the fuel supply quantity of the fuel injection pump is adjusted. When the oil-cut rotation speed reaches the specified oil-cut rotation speed, the gear rod of the oil pump can move to the specified position under the action of the speed regulator, so that the oil injection pump stops oil completely. When the specified starting rotating speed and the lowest rotating speed of the idle load are achieved, the output torque of the speed regulator accords with the corresponding rack position of the fuel injection pump, and the fuel injection quantity is met.
However, the existing diesel engine has the following defects in the operation process:
the prior diesel engine can not manually adjust the running state of the diesel engine under the condition of running of the diesel engine in the running process, thereby influencing the use of the diesel engine.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a marine intermediate speed diesel engine speed adjusting mechanism of in-line, it can solve the problem that the running state of the diesel engine can't be adjusted manually under the condition of diesel engine function.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a speed regulating mechanism of a medium-speed diesel engine for an in-line ship comprises a speed regulating mechanism assembly, a control connecting assembly and a pump body assembly, wherein the speed regulating mechanism assembly comprises a speed regulator, a speed regulator control connecting device, a first oil regulating rod, a fuel oil limiter and a manual control rocker arm; the pump body assembly comprises an oil injection pump, a fuel rack of the oil injection pump, a pull rod, an oil adjusting rocker arm with a return spring and a second oil adjusting rod, wherein the oil adjusting rocker arm with the return spring is rigidly connected with the second oil adjusting rod, and the oil adjusting rocker arm with the return spring drives the fuel rack of the oil injection pump to move through the pull rod; the speed regulating mechanism assembly is connected with the pump body assembly through the control connecting assembly, and the first oil regulating rod is adjusted to manually control the pump body assembly.
Further, control coupling assembling includes speed regulator output shaft, speed regulator output rocking arm, connecting rod, the speed regulator output shaft with speed regulator output rocking arm is connected and is driven speed regulator output rocking arm rotates, speed regulator output rocking arm pass through the connecting rod with speed regulator control connecting device connects, first transfer the fuel rod with speed regulator control connecting device connects.
Further, the output shaft of the speed regulator is fixedly connected with the output rocker arm of the speed regulator through a spline tooth buckle.
Further, the first oil adjusting rod is perpendicular to the manual control rocker arm, and the manual control rocker arm is L-shaped.
Further, manual control rocking arm includes parallel bars and vertical rod, the parallel bars is the form of buckling, the vertical rod is the cylinder, the vertical rod is located the tip of parallel bars.
Furthermore, the lower part of injection pump is provided with parallel connection board, be provided with a plurality of screw that is used for fixed connection on the parallel connection board.
Further, the speed regulator control connecting device is sheet-shaped and perpendicular to the first oil regulating rod.
Furthermore, a torsion spring is fixed in the middle of the first oil adjusting rod, and the end of the torsion spring is fixed to a connecting plate.
Further, the pull rod is located in the middle of the second oil adjusting rod.
Further, the second oil adjusting rod comprises a body and a fan-shaped connecting piece, the body is fixedly connected with the fan-shaped connecting piece, the body is perpendicular to the fan-shaped connecting piece, and the fan-shaped connecting piece is hinged to the end portion of the pull rod.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the pump body assembly comprises an oil injection pump, a fuel rack of the oil injection pump, a pull rod, an oil adjusting rocker arm with a return spring and a second oil adjusting rod, wherein the oil adjusting rocker arm with the return spring is rigidly connected with the second oil adjusting rod, and the oil adjusting rocker arm with the return spring drives the fuel rack of the oil injection pump to move through the pull rod; the speed regulating mechanism assembly is connected with the pump body assembly through the control connecting assembly, and the first oil regulating rod is adjusted to manually control the pump body assembly. The problem that the running state of the diesel engine cannot be manually adjusted is solved through the matching of the speed regulating mechanism assembly, the control connecting assembly and the pump body assembly, and the diesel engine control device is simple, convenient and high in applicability.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of a preferred embodiment of the speed control mechanism of the in-line marine medium speed diesel engine of the present invention;
FIG. 2 is a perspective view of the speed control mechanism of the inline marine medium speed diesel engine of FIG. 1;
fig. 3 is another perspective view of the speed regulating mechanism of the inline marine medium speed diesel engine shown in fig. 1.
In the figure: 10. a speed regulating mechanism component; 11. a speed regulator; 12. a speed regulator control connection; 13. a first oil adjusting rod; 14. a fuel limiter; 15. a manual control rocker arm; 20. a control connection assembly; 21. a governor output shaft; 22. a governor output rocker arm; 23. a connecting rod; 30. a pump body assembly; 31. an injection pump; 32. a fuel rack of the injection pump; 33. a pull rod; 34. the oil regulating rocker arm is provided with a return spring; 35. and a second oil adjusting rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, a speed regulation mechanism of an in-line marine medium-speed diesel engine includes a speed regulation mechanism assembly 10, a control connection assembly 20, and a pump body assembly 30, where the speed regulation mechanism assembly 10 includes a speed regulator 11, a speed regulator control connection device 12, a first oil regulation rod 13, a fuel stopper 14, and a manual control rocker arm 15, the speed regulator control connection device 12 is respectively connected with the speed regulator 11 and the first oil regulation rod 13, the manual control rocker arm 15 is installed at an end of the first oil regulation rod 13, and the first oil regulation rod 13 is installed between the fuel stopper 14 and the speed regulator control connection device 12; the pump body assembly 30 comprises an oil injection pump 31, a fuel rack 32 of the oil injection pump, a pull rod 33, an oil adjusting rocker arm 34 with a return spring and a second oil adjusting rod 35, wherein the oil adjusting rocker arm 34 with the return spring is rigidly connected with the second oil adjusting rod 35, and the oil adjusting rocker arm 34 with the return spring drives the fuel rack 32 of the oil injection pump to move through the pull rod 33; the speed regulating mechanism assembly 10 and the pump body assembly 30 are connected through a control connecting assembly 20, and the first oil regulating rod 13 is adjusted to further manually control the pump body assembly 30. The problem that the running state of the diesel engine cannot be manually adjusted is solved through the matching of the speed regulating mechanism assembly 10, the control connecting assembly 20 and the pump body assembly 30, and the diesel engine control device is simple and convenient and high in applicability.
Preferably, the control connection assembly 20 includes a governor output shaft 21, a governor output rocker 22 and a connecting rod 23, the governor output shaft 21 is connected to the governor output rocker 22 and drives the governor output rocker 22 to rotate, the governor output rocker 22 is connected to the governor control connection device 12 through the connecting rod 23, and the first oil adjusting rod 13 is connected to the governor control connection device 12. The speed regulator 11 is an electro-hydraulic speed regulator, and the output torque of the speed regulator is determined according to the minimum tension of an accelerator rack of the fuel injection pump and the vertical height of a fuel regulating rod relative to the accelerator rack.
Preferably, the governor output shaft 21 is fixedly connected with the governor output rocker 22 through spline teeth. Specifically, the output torque of the speed regulator is transmitted to the oil regulating rod through the speed regulator control connecting device, on one hand, the range of the rotation angle of the oil regulating rod is limited, the movement range of a rocker arm of the oil regulating rod is reduced, and on the other hand, the angle design range of the limiting device is determined according to the range of the rotation angle of the oil regulating rod.
Preferably, the first oil adjusting rod 13 is perpendicular to the manual control rocker arm 15, and the manual control rocker arm 15 is L-shaped. The manual control rocker arm 15 comprises a parallel rod and a vertical rod, the parallel rod is bent, the vertical rod is a cylinder, and the vertical rod is located at the end part of the parallel rod. The lower part of injection pump 31 is provided with parallel connection board, be provided with a plurality of screw that is used for fixed connection on the parallel connection board, the structural stability is good.
Preferably, the governor control link 12 is in the shape of a sheet, and the governor control link 12 is perpendicular to the first oil regulation rod 13. And a torsion spring is fixed in the middle of the first oil adjusting rod 13, and the end part of the torsion spring is fixed on a connecting plate. The pull rod 33 is located in the middle of the second oil adjusting rod 35. The second oil adjusting rod 35 comprises a body and a fan-shaped connecting piece, the body is fixedly connected with the fan-shaped connecting piece, the body is perpendicular to the fan-shaped connecting piece, and the fan-shaped connecting piece is hinged to the end portion of the pull rod 33. Novel structure, design benefit, the suitability is strong, the facilitate promotion.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides an in-line marine intermediate speed diesel engine speed control mechanism, includes speed control mechanism subassembly, control coupling assembling, pump body subassembly, its characterized in that: the speed regulating mechanism assembly comprises a speed regulator, a speed regulator control connecting device, a first oil regulating rod, a fuel oil limiter and a manual control rocker arm, wherein the speed regulator control connecting device is respectively connected with the speed regulator and the first oil regulating rod;
the pump body assembly comprises an oil injection pump, a fuel rack of the oil injection pump, a pull rod, an oil adjusting rocker arm with a return spring and a second oil adjusting rod, wherein the oil adjusting rocker arm with the return spring is rigidly connected with the second oil adjusting rod, and the oil adjusting rocker arm with the return spring drives the fuel rack of the oil injection pump to move through the pull rod;
the speed regulating mechanism assembly is connected with the pump body assembly through the control connecting assembly, and the first oil regulating rod is adjusted to manually control the pump body assembly.
2. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 1, wherein: the control connection assembly comprises a speed regulator output shaft, a speed regulator output rocker and a connecting rod, the speed regulator output shaft is connected with the speed regulator output rocker and drives the speed regulator output rocker to rotate, the speed regulator output rocker is connected with the speed regulator control connection device through the connecting rod, and the first oil regulating rod is connected with the speed regulator control connection device.
3. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 2, wherein: and the output shaft of the speed regulator is fixedly connected with the output rocker arm of the speed regulator through a spline tooth buckle.
4. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 2, wherein: the first oil adjusting rod is perpendicular to the manual control rocker arm, and the manual control rocker arm is L-shaped.
5. The speed regulating mechanism of a medium speed diesel engine for an inline ship of claim 4, wherein: the manual control rocker arm comprises a parallel rod and a vertical rod, the parallel rod is bent, the vertical rod is a cylinder, and the vertical rod is located at the end part of the parallel rod.
6. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 1, wherein: the lower part of the fuel injection pump is provided with a parallel connection plate, and the parallel connection plate is provided with a plurality of screws for fixed connection.
7. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 1, wherein: the speed regulator control connecting device is sheet-shaped and is perpendicular to the first oil regulating rod.
8. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 1, wherein: the middle part of the first oil adjusting rod is fixed with a torsion spring, and the end part of the torsion spring is fixed on a connecting plate.
9. The speed regulating mechanism of an inline marine medium speed diesel engine of claim 1, wherein: the pull rod is positioned in the middle of the second oil adjusting rod.
10. The speed regulating mechanism of a medium speed diesel engine for an inline ship of claim 9, wherein: the second oil adjusting rod comprises a body and a fan-shaped connecting piece, the body is fixedly connected with the fan-shaped connecting piece, the body is perpendicular to the fan-shaped connecting piece, and the fan-shaped connecting piece is hinged to the end portion of the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022757633.0U CN214464567U (en) | 2020-11-25 | 2020-11-25 | Speed regulating mechanism of straight-line marine medium-speed diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022757633.0U CN214464567U (en) | 2020-11-25 | 2020-11-25 | Speed regulating mechanism of straight-line marine medium-speed diesel engine |
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| Publication Number | Publication Date |
|---|---|
| CN214464567U true CN214464567U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022757633.0U Active CN214464567U (en) | 2020-11-25 | 2020-11-25 | Speed regulating mechanism of straight-line marine medium-speed diesel engine |
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| CN (1) | CN214464567U (en) |
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- 2020-11-25 CN CN202022757633.0U patent/CN214464567U/en active Active
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